Job Description

The Electrical & Instrumentation (E&I) Engineer will be responsible for the complete

electrical and instrumentation engineering

of water and wastewater treatment packages, including design, documentation, coordination, procurement support, installation, testing, and commissioning. The role requires hands-on experience with

process instrumentation, control panels, MCCs, PLC systems

, and compliance with international and local standards.

Key Responsibilities Electrical Engineering

Prepare

electrical load lists

for pumps, blowers, mixers, and package equipment Design

LV power distribution systems

, including MCCs, PCCs, and local control panels Perform

cable sizing calculations

(power, control, and instrumentation) including voltage drop and short circuit calculations Develop and review: Single Line Diagrams (SLD) Cable schedules and termination drawings Panel sizing and GA drawings Select electrical components such as breakers, contactors, relays, VFDs, soft starters, and protection devices Ensure compliance with

IEC, IEEE, NEC

, and local authority regulations
Instrumentation & Control Engineering

Prepare

instrument index

, I/O list, and control philosophy for water and wastewater processes Select and specify field instruments including: Flow meters (EMF, ultrasonic) Level transmitters (ultrasonic, radar, pressure) Pressure, pH, ORP, turbidity, conductivity, and DO analyzers Prepare instrument datasheets, hook-up drawings, and installation details Design

PLC-based control systems

, including: PLC, HMI, SCADA architecture Control panels and marshalling panels I/O allocation and panel wiring diagrams
Panels, Automation & Integration

Design and engineer: MCC panels with PLC/VFD integration PLC, HMI, and remote I/O panels Coordinate with panel fabricators and review shop drawings Support

FAT, SAT, and commissioning

activities Interface PLC/SCADA systems with package equipment and external systems
Documentation & Submittals

Prepare and review technical documents including: Electrical & instrumentation design calculations Equipment and instrument datasheets Technical submittals for client and consultant approval Respond to technical queries (TQ) and manage design revisions
Site Support & Commissioning

Provide engineering support during installation and commissioning Supervise loop checking, panel testing, and system integration Troubleshoot electrical and instrumentation issues during startup
Qualifications & Experience

Bachelor's Degree in

Electrical, Instrumentation, or Mechatronics Engineering

6-12 years

of experience in

water and wastewater treatment projects

Proven experience in

E&I package engineering

and automation systems
Technical Skills

Design tools:

AutoCAD, EPLAN, ETAP

(preferred) PLC platforms:

Siemens / Allen-Bradley / Schneider

SCADA/HMI systems:

WinCC, FactoryTalk, Wonderware, Ignition

Strong knowledge of process control in water and wastewater treatment
Soft Skills

Strong coordination and communication skills Ability to manage multiple packages and deadlines Problem-solving and troubleshooting mindset
Preferred / Advantageous

Experience with

UAE / GCC authority approvals

Knowledge of

cybersecurity and industrial networking

Site commissioning experience in STP, WTP, RO, UF, MBR plants
Job Types: Full-time, Permanent

Work Location: Remote